Report of a survey of the Health department and other health agencies in the District of Columbia , made in 1937-38 by the U.S. Public health service and collaborators

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Report of a survey of the Health department and other health agencies in the District of Columbia , made in 1937-38 by the U.S. Public health service and collaborators

Etats-Unis

Autre Première publication : 1939

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Report of a survey of the Health department and other health agencies in the District of Columbia , made in 1937-38 by the U.S. Public health service and collaborators

Report of a survey of the Health department and other health agencies in the District of Columbia , made in 1937-38 by the U.S. Public health service and collaborators

Government printing office (Washington) · 1939